EP0478991A3 - Holder for keys of a keyboard for electrical apparatus - Google Patents

Holder for keys of a keyboard for electrical apparatus Download PDF

Info

Publication number
EP0478991A3
EP0478991A3 EP19910115192 EP91115192A EP0478991A3 EP 0478991 A3 EP0478991 A3 EP 0478991A3 EP 19910115192 EP19910115192 EP 19910115192 EP 91115192 A EP91115192 A EP 91115192A EP 0478991 A3 EP0478991 A3 EP 0478991A3
Authority
EP
European Patent Office
Prior art keywords
keys
keyboard
holder
electrical apparatus
electrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19910115192
Other languages
German (de)
Other versions
EP0478991A2 (en
Inventor
Johannes-Roelof Veurman
Juergen Reuschel
Heinz-Dieter Dipl.-Ing. Mueller
Klaus Dipl.-Ing. Kroesen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of EP0478991A2 publication Critical patent/EP0478991A2/en
Publication of EP0478991A3 publication Critical patent/EP0478991A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2221/00—Actuators
    • H01H2221/024—Transmission element
    • H01H2221/03—Stoppers for on or off position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2223/00—Casings
    • H01H2223/034—Bezel
    • H01H2223/0345—Bezel with keys positioned directly next to each other without an intermediate bezel or frame
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2229/00—Manufacturing
    • H01H2229/042—Snap coupling; Snap mounting
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H2233/00—Key modules
    • H01H2233/03—Key modules mounted on support plate or frame
    • H01H2233/034—Snap coupling
    • H01H2233/036—Snap coupling with limited freedom
EP19910115192 1990-10-01 1991-09-09 Holder for keys of a keyboard for electrical apparatus Withdrawn EP0478991A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4031049 1990-10-01
DE4031049 1990-10-01

Publications (2)

Publication Number Publication Date
EP0478991A2 EP0478991A2 (en) 1992-04-08
EP0478991A3 true EP0478991A3 (en) 1992-10-21

Family

ID=6415375

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910115192 Withdrawn EP0478991A3 (en) 1990-10-01 1991-09-09 Holder for keys of a keyboard for electrical apparatus

Country Status (1)

Country Link
EP (1) EP0478991A3 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI110044B (en) 2000-06-30 2002-11-15 Nokia Corp Structure of the casing part of an electronic device
WO2002054736A1 (en) * 2000-12-29 2002-07-11 Vertu Limited A portable communication device
US6965789B2 (en) 2000-12-29 2005-11-15 Vertu Limited Portable communication device
GB2371022B (en) * 2000-12-29 2005-01-12 Nokia Mobile Phones Ltd A portable communication device
GB2371021B (en) * 2000-12-29 2005-07-27 Nokia Mobile Phones Ltd A portable communication device
DE10140337B4 (en) * 2001-08-16 2005-02-24 Siemens Ag Electronic terminal
US9256294B2 (en) * 2012-08-14 2016-02-09 Microsoft Technology Licensing, Llc Self aligning minimal gap keycaps

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178237A (en) * 1985-06-24 1987-02-04 Alps Electric Co Ltd Push button switch
EP0267541A2 (en) * 1986-11-12 1988-05-18 Smk Co., Ltd. A keyboard
US4786766A (en) * 1985-08-26 1988-11-22 Canon Kabushiki Kaisha Keyboard apparatus
DE3918229C1 (en) * 1989-06-03 1990-07-26 Mannesmann Kienzle Gmbh, 7730 Villingen-Schwenningen, De

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2178237A (en) * 1985-06-24 1987-02-04 Alps Electric Co Ltd Push button switch
US4786766A (en) * 1985-08-26 1988-11-22 Canon Kabushiki Kaisha Keyboard apparatus
EP0267541A2 (en) * 1986-11-12 1988-05-18 Smk Co., Ltd. A keyboard
DE3918229C1 (en) * 1989-06-03 1990-07-26 Mannesmann Kienzle Gmbh, 7730 Villingen-Schwenningen, De

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
TECHNICAL DIGEST Nr. 67, Juli 1982, NEW YORK USA Seiten 23 - 24; W.R. TOLMAN: 'KEYBOARD' *

Also Published As

Publication number Publication date
EP0478991A2 (en) 1992-04-08

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